Developed for the BBR race team, this forged shaft is the strongest available on the market A must-have for high-horsepower motors Comes with a forged, high-strength 1st gear The end oiling-hole has been eliminated and the shaft is grooved for proper oiling of 1st gear; 1st gear also rides on a bushing Installs like OEM parts. SHAFT OUTPUT KLX/DRZ110